Civil Engineering MCQAE Level Civil Engineering
The compression index C_c for normally consolidated clays can be approximately estimated from Skempton's correlation as:
Soil MechanicsCompressibility of ClaysMEDIUM
Choose the correct answer
A
C_c = 0.009 (LL - 10)
B
C_c = 0.007 (LL - 10)
C
C_c = 0.5 (e₀ - 0.5)
D
C_c = 1.5 × e₀
Correct Answer
A. C_c = 0.009 (LL - 10)
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Skempton's empirical correlation: C_c ≈ 0.009(LL - 10) for remoulded clays. For undisturbed clays: C_c ≈ 0.007(LL - 10). Here LL is the liquid limit in percent.
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